| A | B |
| equal forces acting in opposite directions | balanced forces |
| occurs when an object's velocity decreases | negative acceleration |
| sum of all forces acting on an object | net forces |
| total distance divided by total time | average speed |
| name for the slant of a line on a graph | slope |
| distance divided by time | speed |
| a push or a pull exerted on a body or object | force |
| distance and direction of an object from its starting point | displacement |
| tendency to resist change in motion | inertia |
| measure of how far an object has moved | distance |
| speed and direction of motion | velocity |
| rate of change of position at a specific point in time | instaneous speed |
| the rate of change in velocity | acceleration |